Extract:
Fat for Fitness
After years of bad publicity it may sound absurd, but many dietitians are now extolling the virtues of consuming fat. According to Laurie Tansman, a nutritionist at Mt. Sinai Medical Center in New York, fat “not only plays a vital role in the health of the membrane of every cell in our body, it also helps protect us from a number of key health threats.” Fat is a critical part of your necessary food intake, and it is generally recommended that 30 percent of your daily calories should come from fat. Without it, your body would not be able to absorb or transport vitamins A, D, E, and K. Body temperature, hair follicles, and skin cells are all reliant upon the consumption of fats to function properly.
There is near-universal agreement that the healthiest fats are unsaturated fats. This list of healthy fats includes olive oil, sesame oil, walnut oil, avocado oil, and omega-3 fatty acids. These fats, when eaten in moderation, can lower cholesterol levels, thereby reducing your risk for heart disease.
Saturated fats are considered less healthy than unsaturated fats and should be consumed more sparingly. Most saturated fats are found in animal products, such as beef, pork, and chicken. The least healthy of all fats are trans-fatty acids, or trans fats. These fats can occur in small amounts naturally in animal products, but they are more commonly found as artificially produced oils used for frying foods or softening prepackaged snacks. These fats will increase your risk for heart disease; the U.S. Dietary Guidelines recommend that you consume as few trans fats as possible.
Choose the best summary of the passage.
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A
We often think of all fat as bad, but it is clear that certain fats, especially the more healthful unsaturated fats, are important for bodily function.
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B
If you must consume some fat, be sure to choose unsaturated fats such as oils rather than saturated fats found in prepackaged snacks or animal products.
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C
Doctors and researchers have discovered that without the calories found in fat, people would not have functioning metabolisms.
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D
Some intake of saturated fat is necessary, but you should stay away from the kind of fat found in fried food, which can lead to heart disease.
The best summary captures the passage's core message that while fat has received negative publicity, certain types, especially unsaturated fats, are essential for bodily function and health maintenance.
A) We often think of all fat as bad, but it is clear that certain fats, especially the more healthful unsaturated fats, are important for bodily function.
Accurately synthesizes the passage structure: opening acknowledges fat's "bad publicity," then establishes essential functions (cell membranes, vitamin absorption, temperature regulation), distinguishes fat types by health impact (unsaturated healthiest, saturated less healthy, trans fats worst), and emphasizes unsaturated fats' cardiovascular benefits, all without overstatement or omission.
B) If you must consume some fat, be sure to choose unsaturated fats such as oils rather than saturated fats found in prepackaged snacks or animal products.
Introduces unsupported prescriptive language ("must," "be sure to") absent from the neutral informational tone. Additionally misattributes saturated fats to "prepackaged snacks", the passage identifies trans fats (not saturated) as common in processed foods.
C) Doctors and researchers have discovered that without the calories found in fat, people would not have functioning metabolisms.
Overgeneralizes and misrepresents, while fat is essential for specific functions (vitamin absorption, cell membranes), the passage never claims metabolism would cease entirely without fat calories. This exaggerates fat's role beyond textual support.
D) Some intake of saturated fat is necessary, but you should stay away from the kind of fat found in fried food, which can lead to heart disease.
Factual error: the passage never states saturated fat intake is "necessary", only that unsaturated fats provide essential benefits. Trans fats (not saturated) are specifically linked to fried foods and heart disease risk.
Conclusion
Effective summaries must balance accuracy with conciseness, capturing fat's misunderstood reputation, essential functions, and type-based health distinctions without prescriptive language or factual errors. Option A achieves this balance while other options introduce unsupported claims or misattribute fat categories.